<div class="btn-group">
  <d-button icon="icon-add" bsStyle="primary"> New </d-button>
  <d-button icon="icon-filter" bsStyle="common"> Filter </d-button>
</div>
<div class="btn-group">
  <d-button icon="icon-add" bsStyle="primary" [disabled]="true"> New(disabled) </d-button>
  <d-button icon="icon-filter" bsStyle="common" [disabled]="true"> Filter(disabled) </d-button>
</div>

<d-button icon="icon-add" bsStyle="primary" bsSize="xs" title="add" shape="circle"></d-button>
